倾向于俯卧的乳房MRI用于瘤边缘可见性和外科指导
Roberta M diFlorio-Alexander1,2, Brook Byrd3, Venkat Krishnaswamy4
1Department of Radiology, Dartmouth Hitchcock Medical Center, Lebanon, NH, USA.
Journal of breast imaging
|February 13, 2026
概括
一个新的双玻鲁斯倾向于仰卧的乳房MRI (P2S2) 协议允许进行单次成像. 这种方法提供了足够的瘤增强和边缘可视化,与乳腺癌手术的单独成像会话相美.
科学领域:
- 放射学 放射学是一门学科.
- 在瘤学瘤学.
- 医疗成像医学成像
背景情况:
- 靠背乳房MRI可以降低乳房保护手术中的正边缘率.
- 进行单独的俯卧和卧卧乳房MRI是临床和财务上的负担.
- 评估单次会议协议对于提高效率至关重要.
研究的目的:
- 为了评估瘤与纤维腺组织对比率 (TFRs) 在一次性倾向于仰卧的乳房MRI中.
- 用这种新的协议来评估瘤边缘的可视化.
- 为了比较双玻鲁斯倾向于仰卧的MRI协议 (P2S2) 与单独的成像会话的疗效.
主要方法:
- 在39名患者中使用了一种双玻尿素倾向于上的MRI协议 (P2S2).
- 一组对照组 (35名患者) 进行了单独的仰卧和仰卧MRI试验.
- 瘤与纤维腺组织对比率 (TFRs) 和边缘可视化在统计上进行了比较.
主要成果:
- 在P2S2和独立的卧床检查 (P = .79) 之间没有观察到平均TFR的显著差异.
- 放射科医生在评估两种方案的瘤边缘可视化方面表现出极好的一致性 (k分数为1.00和0.95).
结论:
- 在第二次对比注射后,单次卧床乳房MRI提供了足够的瘤增强.
- 该协议有效地可视化瘤边缘,用于手术前的手术指导.
- P2S2协议可与独立的卧床乳房MRI进行比较,提供了一个更有效的替代方案.
相关概念视频
Margin of Error
7.7K
The margin of error is also called the maximum error of an estimate. The margin of error is the maximum possible or expected difference between the observed sample parameter value and the actual population parameter value. For proportion, it is the maximum difference between the value of sample proportion obtained from the data and the true value of population proportion. As the true value of the population parameter is not known, the margin of error is calculated using the sample statistic.
7.7K
Ultraviolet and Visible (UV–Vis) Spectroscopy: Overview
6.9K
Ultraviolet–visible (UV–visible or UV–Vis) spectroscopy is an analytical technique that investigates the interaction between matter and UV–Vis light within the electromagnetic spectrum. This method is widely used for its versatility, simplicity, and relatively quick data acquisition, making it valuable for both qualitative and quantitative analysis. When UV–Vis radiation passes through a material, molecules absorb light depending on the energy required for...
6.9K
Imaging Studies I: CT and MRI
940
Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
940
Radiological Investigation II: MRI and Ventilation Perfusion Scan
645
Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
645
Kidney Transplant II: Surgical Procedure
459
Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
459
Tumor Immunotherapy
2.0K
Immunotherapy is a treatment that boosts or manipulates the immune system to fight diseases, including cancer. For instance, by stimulating an immune response through vaccinations against viruses that cause cancers, like hepatitis B virus and human papillomavirus, these diseases can be prevented. Nonetheless, some cancer cells can avoid the immune system due to their rapid mutation and division. The immune response to many cancers involves three phases: elimination, equilibrium, and escape.
2.0K


